Welcome to the Onalaska OmniCenter Onalaska's OmniCenter, consisting of two adjoined areas totaling 50,000 square feet, is an attractive and versatile location for a variety of events. Business Meetings Family Reunions Private and Company Picnics Receptions Seminars Conferences Christmas Parties Annual Meetings And More To check availability or to book your event, contact us at (608) 781-9566. For lodging and tourism information, call (608) 781-9570, 1-800-873-1901 or visit them online. © Onalaska OmniCenter, All Rights Reserved Site Design, Development, SEO, and Hosting by The BLU Group - Advertising & Marketing.